OBD Guide

U3025

Control Module A Disable Circuit/Open

U3025 is an OBD-II diagnostic trouble code meaning: Control Module A Disable Circuit/Open. Common causes: open in module a shutdown control circuit, damage to connectors or wiring. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Incorrect operation of module A
  • Other errors related to module A appear
  • Problems with systems controlled by module A
  • Malfunction indicator light comes on

Causes

  • Open in module A shutdown control circuit
  • Damage to connectors or wiring
  • Control module A fault
  • Module A power or ground problems

How to Fix

  1. Check the integrity of the module A shutdown control circuit
  2. Inspect connectors and wiring for damage
  3. Check power and grounding of module A
  4. Replace control module A if necessary
  5. Repair only from an authorized dealer

Related codes

Error U3025 by Vehicle Brand

FAQ

What does the U3025 code mean?

U3025 is an OBD-II diagnostic trouble code that indicates: Control Module A Disable Circuit/Open

What causes a U3025 error code?

The most common causes of U3025 include: Open in module A shutdown control circuit; Damage to connectors or wiring; Control module A fault; Module A power or ground problems.

How do I fix a U3025 diagnostic trouble code?

To fix U3025: Check the integrity of the module A shutdown control circuit. Inspect connectors and wiring for damage. Check power and grounding of module A. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U3025?

Yes, but get it checked soon

How much does it cost to fix U3025?

The estimated repair cost for U3025 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat